drivers: wireless: use new hex_to_bin() method

Instead of using own implementation involve hex_to_bin() function.

Signed-off-by: Andy Shevchenko <ext-andriy.shevchenko@nokia.com>
Acked-by: John W. Linville <linville@tuxdriver.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

1 files changed, 4 insertions, 11 deletions

diff --git a/drivers/net/wireless/airo.c b/drivers/net/wireless/airo.c
index a441aad922c2..3b7ab20a5c54 100644
--- a/drivers/net/wireless/airo.c
+++ b/drivers/net/wireless/airo.c
@@ -5162,13 +5162,6 @@ static void proc_SSID_on_close(struct inode *inode, struct file *file)
         enable_MAC(ai, 1);
 }
 
-static inline u8 hexVal(char c) {
-        if (c>='0' && c<='9') return c -= '0';
-        if (c>='a' && c<='f') return c -= 'a'-10;
-        if (c>='A' && c<='F') return c -= 'A'-10;
-        return 0;
-}
-
 static void proc_APList_on_close( struct inode *inode, struct file *file ) {
         struct proc_data *data = (struct proc_data *)file->private_data;
         struct proc_dir_entry *dp = PDE(inode);
@@ -5188,11 +5181,11 @@ static void proc_APList_on_close( struct inode *inode, struct file *file ) {
                         switch(j%3) {
                         case 0:
                                 APList_rid.ap[i][j/3]=
-                                        hexVal(data->wbuffer[j+i*6*3])<<4;
+                                        hex_to_bin(data->wbuffer[j+i*6*3])<<4;
                                 break;
                         case 1:
                                 APList_rid.ap[i][j/3]|=
-                                        hexVal(data->wbuffer[j+i*6*3]);
+                                        hex_to_bin(data->wbuffer[j+i*6*3]);
                                 break;
                         }
                 }
@@ -5340,10 +5333,10 @@ static void proc_wepkey_on_close( struct inode *inode, struct file *file ) {
         for( i = 0; i < 16*3 && data->wbuffer[i+j]; i++ ) {
                 switch(i%3) {
                 case 0:
-                        key[i/3] = hexVal(data->wbuffer[i+j])<<4;
+                        key[i/3] = hex_to_bin(data->wbuffer[i+j])<<4;
                         break;
                 case 1:
-                        key[i/3] |= hexVal(data->wbuffer[i+j]);
+                        key[i/3] |= hex_to_bin(data->wbuffer[i+j]);
                         break;
                 }
         }